diff options
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c index 019aed1..5fd14c9 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c @@ -195,6 +195,177 @@ static int uvd_v6_0_enc_ring_test_ring(struct amdgpu_ring *ring) return r; } +/** + * uvd_v6_0_enc_get_create_msg - generate a UVD ENC create msg + * + * @adev: amdgpu_device pointer + * @ring: ring we should submit the msg to + * @handle: session handle to use + * @fence: optional fence to return + * + * Open up a stream for HW test + */ +static int uvd_v6_0_enc_get_create_msg(struct amdgpu_ring *ring, uint32_t handle, + struct dma_fence **fence) +{ + const unsigned ib_size_dw = 16; + struct amdgpu_job *job; + struct amdgpu_ib *ib; + struct dma_fence *f = NULL; + uint64_t dummy; + int i, r; + + r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4, &job); + if (r) + return r; + + ib = &job->ibs[0]; + dummy = ib->gpu_addr + 1024; + + ib->length_dw = 0; + ib->ptr[ib->length_dw++] = 0x00000018; + ib->ptr[ib->length_dw++] = 0x00000001; /* session info */ + ib->ptr[ib->length_dw++] = handle; + ib->ptr[ib->length_dw++] = 0x00010000; + ib->ptr[ib->length_dw++] = upper_32_bits(dummy); + ib->ptr[ib->length_dw++] = dummy; + + ib->ptr[ib->length_dw++] = 0x00000014; + ib->ptr[ib->length_dw++] = 0x00000002; /* task info */ + ib->ptr[ib->length_dw++] = 0x0000001c; + ib->ptr[ib->length_dw++] = 0x00000001; + ib->ptr[ib->length_dw++] = 0x00000000; + + ib->ptr[ib->length_dw++] = 0x00000008; + ib->ptr[ib->length_dw++] = 0x08000001; /* op initialize */ + + for (i = ib->length_dw; i < ib_size_dw; ++i) + ib->ptr[i] = 0x0; + + r = amdgpu_ib_schedule(ring, 1, ib, NULL, &f); + job->fence = dma_fence_get(f); + if (r) + goto err; + + amdgpu_job_free(job); + if (fence) + *fence = dma_fence_get(f); + dma_fence_put(f); + return 0; + +err: + amdgpu_job_free(job); + return r; +} + +/** + * uvd_v6_0_enc_get_destroy_msg - generate a UVD ENC destroy msg + * + * @adev: amdgpu_device pointer + * @ring: ring we should submit the msg to + * @handle: session handle to use + * @fence: optional fence to return + * + * Close up a stream for HW test or if userspace failed to do so + */ +int uvd_v6_0_enc_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle, + bool direct, struct dma_fence **fence) +{ + const unsigned ib_size_dw = 16; + struct amdgpu_job *job; + struct amdgpu_ib *ib; + struct dma_fence *f = NULL; + uint64_t dummy; + int i, r; + + r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4, &job); + if (r) + return r; + + ib = &job->ibs[0]; + dummy = ib->gpu_addr + 1024; + + ib->length_dw = 0; + ib->ptr[ib->length_dw++] = 0x00000018; + ib->ptr[ib->length_dw++] = 0x00000001; /* session info */ + ib->ptr[ib->length_dw++] = handle; + ib->ptr[ib->length_dw++] = 0x00010000; + ib->ptr[ib->length_dw++] = upper_32_bits(dummy); + ib->ptr[ib->length_dw++] = dummy; + + ib->ptr[ib->length_dw++] = 0x00000014; + ib->ptr[ib->length_dw++] = 0x00000002; /* task info */ + ib->ptr[ib->length_dw++] = 0x0000001c; + ib->ptr[ib->length_dw++] = 0x00000001; + ib->ptr[ib->length_dw++] = 0x00000000; + + ib->ptr[ib->length_dw++] = 0x00000008; + ib->ptr[ib->length_dw++] = 0x08000002; /* op close session */ + + for (i = ib->length_dw; i < ib_size_dw; ++i) + ib->ptr[i] = 0x0; + + if (direct) { + r = amdgpu_ib_schedule(ring, 1, ib, NULL, &f); + job->fence = dma_fence_get(f); + if (r) + goto err; + + amdgpu_job_free(job); + } else { + r = amdgpu_job_submit(job, ring, &ring->adev->vce.entity, + AMDGPU_FENCE_OWNER_UNDEFINED, &f); + if (r) + goto err; + } + + if (fence) + *fence = dma_fence_get(f); + dma_fence_put(f); + return 0; + +err: + amdgpu_job_free(job); + return r; +} + +/** + * uvd_v6_0_enc_ring_test_ib - test if UVD ENC IBs are working + * + * @ring: the engine to test on + * + */ +static int uvd_v6_0_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout) +{ + struct dma_fence *fence = NULL; + long r; + + r = uvd_v6_0_enc_get_create_msg(ring, 1, NULL); + if (r) { + DRM_ERROR("amdgpu: failed to get create msg (%ld).\n", r); + goto error; + } + + r = uvd_v6_0_enc_get_destroy_msg(ring, 1, true, &fence); + if (r) { + DRM_ERROR("amdgpu: failed to get destroy ib (%ld).\n", r); + goto error; + } + + r = dma_fence_wait_timeout(fence, false, timeout); + if (r == 0) { + DRM_ERROR("amdgpu: IB test timed out.\n"); + r = -ETIMEDOUT; + } else if (r < 0) { + DRM_ERROR("amdgpu: fence wait failed (%ld).\n", r); + } else { + DRM_INFO("ib test on ring %d succeeded\n", ring->idx); + r = 0; + } +error: + dma_fence_put(fence); + return r; +} static int uvd_v6_0_early_init(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; @@ -1412,6 +1583,7 @@ static const struct amdgpu_ring_funcs uvd_v6_0_enc_ring_vm_funcs = { .emit_vm_flush = uvd_v6_0_enc_ring_emit_vm_flush, .emit_pipeline_sync = uvd_v6_0_enc_ring_emit_pipeline_sync, .test_ring = uvd_v6_0_enc_ring_test_ring, + .test_ib = uvd_v6_0_enc_ring_test_ib, .insert_nop = amdgpu_ring_insert_nop, .insert_end = uvd_v6_0_enc_ring_insert_end, .pad_ib = amdgpu_ring_generic_pad_ib, |
